Patent · US Expired

Polyphthalamide composition

US5387645A · kind A · utility

55Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 16, 1993
Grant dateFeb 7, 1995
Priority date
Expiry dateDec 16, 2013

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08L77/00
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Filled and unfilled polyamide compositions of improved toughness comprise a blend of a polyamide comprising recurring aliphatic terephthalamide units, a functionalized polyolefin and a functionalized block copolymer comprising styrene polymer blocks and rubber blocks comprising ethylene/propylene ethylene/butylene or ethylene/pentylene polymer blocks or a combination thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.